Getting part of string after and before given sub-string or character

Easiest way of getting part of string given to its sub-string or character

function that returns part of string after specified sub-string

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function strafter($string, $substring) {   $pos = strpos($string, $substring);   if ($pos === false)    return $string;   else     return(substr($string, $pos+strlen($substring))); }

function that returns part of string before specified sub-string

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function strbefore($string, $substring) {   $pos = strpos($string, $substring);   if ($pos === false)    return $string;   else     return(substr($string, 0, $pos)); }

Usage:

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$myvar = 'Anti,Christ,World';   $myvar = strafter($myvar,',');  //$myvar = 'Christ,World'   echo $myvar; //result 'Christ,World' echo strbefore($myvar,','); //result 'Christ'

Full Script:

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<?php function strafter($string, $substring) {   $pos = strpos($string, $substring);   if ($pos === false)    return $string;   else     return(substr($string, $pos+strlen($substring))); }   function strbefore($string, $substring) {   $pos = strpos($string, $substring);   if ($pos === false)    return $string;   else     return(substr($string, 0, $pos)); }      $myvar = 'Anti,Christ,World';   $myvar = strafter($myvar,',');  //$myvar = 'Christ,World'   echo $myvar; //result 'Christ,World' echo strbefore($myvar,','); //result 'Christ' ?>